Coughing up and Spit up

Coughing up noun - The act of expelling (food or phlegm) by coughing.

Spit up is a synonym for coughing up in vomit topic. In some cases you can use "Spit up" instead a verb phrase "Coughing up".

Spit up verb - To discharge the contents of the stomach through the mouth.

Coughing up is a synonym for spit up. Sometimes you can replace phrase "Coughing up" with "Spit up", this terms are similar.